naiveproxy/src/net/http/http_basic_state.h
2024-01-19 10:08:33 +08:00

96 lines
2.7 KiB
C++

// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// A class that stores the common state between HttpBasicStream and
// WebSocketBasicHandshakeStream.
#ifndef NET_HTTP_HTTP_BASIC_STATE_H_
#define NET_HTTP_HTTP_BASIC_STATE_H_
#include <memory>
#include <set>
#include <string>
#include "base/memory/scoped_refptr.h"
#include "net/base/net_export.h"
#include "net/base/request_priority.h"
#include "net/traffic_annotation/network_traffic_annotation.h"
#include "url/gurl.h"
namespace net {
class ClientSocketHandle;
class GrowableIOBuffer;
class HttpStreamParser;
struct HttpRequestInfo;
class NetLogWithSource;
class NET_EXPORT_PRIVATE HttpBasicState {
public:
HttpBasicState(std::unique_ptr<ClientSocketHandle> connection,
bool using_proxy);
HttpBasicState(const HttpBasicState&) = delete;
HttpBasicState& operator=(const HttpBasicState&) = delete;
~HttpBasicState();
// Initialize() must be called before using any of the other methods.
void Initialize(const HttpRequestInfo* request_info,
RequestPriority priority,
const NetLogWithSource& net_log);
HttpStreamParser* parser() const { return parser_.get(); }
bool using_proxy() const { return using_proxy_; }
// Deletes |parser_| and sets it to NULL.
void DeleteParser();
ClientSocketHandle* connection() const { return connection_.get(); }
std::unique_ptr<ClientSocketHandle> ReleaseConnection();
scoped_refptr<GrowableIOBuffer> read_buf() const;
// Generates a string of the form "METHOD PATH HTTP/1.1\r\n", based on the
// values of request_info_ and using_proxy_.
std::string GenerateRequestLine() const;
MutableNetworkTrafficAnnotationTag traffic_annotation() {
return traffic_annotation_;
}
// Returns true if the connection has been "reused" as defined by HttpStream -
// either actually reused, or has not been used yet, but has been idle for
// some time.
//
// TODO(mmenke): Consider renaming this concept, to avoid confusion with
// ClientSocketHandle::is_reused().
bool IsConnectionReused() const;
// Retrieves any DNS aliases for the remote endpoint. Includes all known
// aliases, e.g. from A, AAAA, or HTTPS, not just from the address used for
// the connection, in no particular order.
const std::set<std::string>& GetDnsAliases() const;
private:
scoped_refptr<GrowableIOBuffer> read_buf_;
std::unique_ptr<ClientSocketHandle> connection_;
std::unique_ptr<HttpStreamParser> parser_;
const bool using_proxy_;
GURL url_;
std::string request_method_;
MutableNetworkTrafficAnnotationTag traffic_annotation_;
};
} // namespace net
#endif // NET_HTTP_HTTP_BASIC_STATE_H_